tree d3d8c743068a528f2a13db71b1d8f6954c73c798
parent 72c13ed8293f8bd61ecb91a4ccc23a975da30fb2
author nolan.robin.cao <nolan.robin.cao@gmail.com> 1453266456 -0800
committer Commit bot <commit-bot@chromium.org> 1453266524 +0000

Reset algorithm is incorrect for select element with first option disabled

As per the spec (https://www.w3.org/TR/html5/forms.html#ask-for-a-reset),
the user agent must set the selectedness of the first option element in the list
of options in tree order that is not disabled, if any, to true.

BUG=578705

Review URL: https://codereview.chromium.org/1604653005

Cr-Commit-Position: refs/heads/master@{#370303}